Powerflex Engine Mount Insert Kit - PFF5-4020
Powerflex Engine Mount Insert Kit - PFF5-4020
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Description
Upgrade your vehicle's handling with PowerFlex performance bushes from Performance HQ.
Controls drivetrain movement to reduce wheel hop and improve throttle response.
Simple insert upgrade that works with the factory mount for a quick, reversible improvement.
High-quality polyurethane compound balances compliance with long-term durability.
Precision-moulded for an exact fit and quiet, refined operation.
PowerFlex polyurethane components maintain suspension alignment under load for more predictable handling.
Corrosion-resistant sleeves and precision tolerances ensure a reliable, hassle-free fit.
Powerflex Bushes are premium polyurethane suspension bushings engineered to boost handling, reduce chassis flex, and deliver enhanced stability for performance cars. Built for durability, these high-performance suspension components provide precise steering response and long-lasting reliability.
PFF5-4020 and PFF5-4021 Engine Mount Insert Kits are an intermediate alternative to the BMW aluminium inserts and much stiffer full replacement engine mounts available on the aftermarket. Made in our Yellow 70A durometer material, they are designed to fit the voiding of the OE mounts snuggly to restrict engine movement with a minimal increase in NVH, perfect for those with tuned road cars. Their design and flexibility also mean they can be fitted to the vehicle without removing the engine mounts themselves. Reducing engine/transmission movement by way of upgraded inserts has the following benefits: - Sharper throttle response - Improved gear shifting - More direct power transfer - More balanced on/off throttle handling - Prolonged life of the OE mounts. A small increase in NVH, usually at idle, should be expected when stiffening the connecting mount between the engine and chassis. The harder the material used, the greater the NVH transmitted. Fits N52, N54, N55 and B58 engines only.
Quantity Required: 1 | Pack Size: 1
The price reflects the quantity required, no need to add more to the basket.
Technical Specifications:
- Weight: 167g
- Quantity Required: 1
- Pack Size: 1
OEM Part Numbers: 22116787659 (Left) / 22116855460 (Right), 22116760330 / 22116773744
Available in: Road Series, Black Series



